eolivelli commented on a change in pull request #946: ISSUE #945: Enabling 
BookieShell for LocalBookKeeper
URL: https://github.com/apache/bookkeeper/pull/946#discussion_r159773633
 
 

 ##########
 File path: 
bookkeeper-server/src/main/java/org/apache/bookkeeper/util/LocalBookKeeper.java
 ##########
 @@ -224,13 +237,35 @@ private void runBookies(ServerConfiguration baseConf, 
List<File> tempDirs, Strin
                                   + zooKeeperDefaultPort);
             }
 
-
             bsConfs[i].setJournalDirName(journalDirs[i].getPath());
             bsConfs[i].setLedgerDirNames(ledgerDirs);
 
+            // write config into file before start so we can know what's wrong 
if start failed
+            String fileName = Bookie.getBookieAddress(bsConfs[i]).toString() + 
".conf";
+            serializeLocalBookieConfig(bsConfs[i], fileName);
+
             bs[i] = new BookieServer(bsConfs[i]);
             bs[i].start();
         }
+
+        /*
+         * baseconf.conf is needed because for executing any BookieShell 
command
+         * of Metadata/Zookeeper Operation nature we need a valid conf file
+         * having correct zk details and this could be used for running any 
such
+         * bookieshell commands if bookieid is not provided as parameter to
+         * bookkeeper shell operation. for eg:
+         * "./bookkeeper shell localbookie listbookies -rw". But for execution
+         * shell command of bookie Operation nature we need to provide 
bookieid,
+         * for eg "./bookkeeper shell -localbookie 10.3.27.190:5000 lastmark",
+         * so this shell command would use '10.3.27.190:5000.conf' file
+         */
+        ServerConfiguration baseConfWithCorrectZKServers = new 
ServerConfiguration(
+                (ServerConfiguration) baseConf.clone());
 
 Review comment:
   Maybe clone is not needed

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